iPad Screenshots


SpiroDesigner is an app which can draw a beautiful geometrical pattern like the classic toy, SpiroGraph .

With this app, you will be able to easily design attractive and complicated works of art.

SpiroDesigner is also a good tool to draw a cycloid curve or a trochoid curve which is known in the field of mathematics.

Therefore, this app will help mathematical lovers, teachers and students to understand these mathematical figures.


- Undo,Redo

- Draw epicycloid,hypocycloid,epitrochoid,hypotrochoid

- Select radius of circles, line thickness, position of the pen, scale

- Select color

- Edit curves(rotation, scale, color, line thickness,color)

- Save drawing data

- Save PNG images to camera roll

- Load,Import

- Export to iTunes

- Automatic drawing mode

- Function to randomize settings

- Tutorial Videos

and many more…

What’s New

Version 1.8.0

- New file format which will reduce file sizes and a loading time
- Improvement of image quality
- Drawing with transparent color
- Minor bug fixes

Ratings and Reviews

5.0 out of 5
1 Rating

1 Rating

App Privacy

The developer, Masahiko Fukuyama, has not provided details about its privacy practices and handling of data to Apple.

No Details Provided

The developer will be required to provide privacy details when they submit their next app update.


Masahiko Fukuyama
18.7 MB

Requires iOS 7.0 or later. Compatible with iPad.


English, Japanese

Age Rating


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

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